Quick custom WP_Query to display all of a custom post type

Example WP Query for Staff post type

<ul class="staff">
  <?php $recentPosts = new WP_Query(array('posts_per_page' => -1, 'post_type' => array('staff') ));
	  while( $recentPosts->have_posts() ) :  $recentPosts->the_post();  ?>
		<li>
		  <div class="thumb"><a href="<?php the_permalink(); ?>"><?php the_post_thumbnail('thumbnail') ?></a></div>
			 <p class="info vcard">
			  <span class="name"><a href="<?php the_permalink(); ?>"><?php the_title(); ?></a></span>
				<span class="title"><?php the_field('job_title'); ?></span>
				<span class="email"><a href="mailto: <?php the_field('email'); ?>"><?php the_field('email'); ?></a></span>
				<span class="phone"><?php the_field('phone'); ?></span>
			</p> 
    </li>
  <?php endwhile;?>
</ul>

Thanks man.